Saint-Louis in december: average Weather, Temperature and Climate
Weather in Saint-Louis in december 2026
The weather in Saint-Louis in december comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
very bad weather 225.1cm
Weather at 6am
36°F
Clear/Sunny
26% of time
16%
15%
14%
Weather at 12pm
43°F
Clear/Sunny
28% of time
19%
17%
14%
Weather at 6pm
38°F
Clear/Sunny
30% of time
19%
14%
13%
Weather at 3am
36°F
26%
14%
14%
13%
Evolution of daily average temperature and precipitation in Saint-Louis in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Saint-Louis in december.
The climate of Saint-Louis in december is very bad
the weather in Saint-Louis in december is wet (with 5.4in of rainfall over 8 days). The weather is worst than the previous month since in november there is an average of 4.4in of precipitation over 7 days.
The climate is quite cold in that area this month. Plan to cover you well! The thermometer averaged maximum of 45°F. The minimum is 36°F. Thus, the mean temperature average on this month of december in Saint-Louis is 40°F. These temperatures are far removed from those records observed in Saint-Louis in the month of december with a maximum record of 58°F in 2015 and a minimum record of 4°F in 2010. You need to prepare to have about 12 days with temperatures below 32°F, or 39% of time.
In december in Saint-Louis, the days on average last 08:27. The sun rises at 08:11 and sets at 16:38.
Seasonal average climate and temperature of Saint-Louis in december
Check below seasonal norms These statistics are generated from the weather statements earlier years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 40°F | ||||
| Highest temperature | 45°F | ||||
| Lowest temperature | 36°F | ||||
| Highest record temperature | 58°F (2015) | ||||
| Lowest record temperature | 4°F (2010) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Number of days at -32°F | 12 day(s) (39%) | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 31°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.4in | ||||
| Number of days with rainfall | 8 day(s) (27%) | ||||
| Record daily rainfall | 2.7in (2010) | ||||
| Snowfall | 225.1cm | ||||
| Other climate data | |||||
| Humidity | 90% | ||||
| Visibility | 7.96km | ||||
| Cloud cover | 54% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 6 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 08:11 | ||||
| Time of sunset | 16:38 | ||||
| Length of day | 08:27 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last december?
Here is the day by day recorded weather in Saint-Louis in december 2025:
38°F to 43°F
34°F to 45°F
38°F to 45°F
38°F to 47°F
41°F to 43°F
38°F to 49°F
45°F to 50°F
49°F to 56°F
45°F to 54°F
43°F to 52°F
47°F to 50°F
43°F to 52°F
40°F to 50°F
38°F to 49°F
38°F to 49°F
38°F to 47°F
43°F to 49°F
41°F to 50°F
40°F to 50°F
43°F to 50°F
40°F to 47°F
40°F to 47°F
36°F to 41°F
36°F to 36°F
32°F to 38°F
31°F to 38°F
29°F to 40°F
27°F to 40°F
29°F to 40°F
27°F to 36°F
25°F to 32°F
Map: other cities in Alsace in december
Cities near Saint-Louis:
| Village-Neuf in december | very bad weather |
| Ottmarsheim in december | very bad weather |
| Altkirch in december | very bad weather |
| Mulhouse in december | very bad weather |
| Cernay in december | very bad weather |
| Guebwiller in december | very bad weather |
| Neuf-Brisach in december | very bad weather |
| Eguisheim in december | very bad weather |
| Colmar (Haut-Rhin) in december | very bad weather |
| Lac de Kruth in december | very bad weather |
| Kaysersberg in december | very bad weather |
| Riquewihr in december | very bad weather |
Click over cities on the map for information about the weather in december.
Saint-Louis
perfect weather
good
tolerable
bad
very bad
Weather data for Saint-Louis in december:
Weather data for Saint-Louis for december are derived from an average of the weather forecast since 2009 in Saint-Louis. There is a margin of error and these forecasts are to be considered as general information only. The weather in Saint-Louis can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Saint-Louis.